In this animated object, learners examine how a gateway server operates.

Learners study how a hydrocarbon gas sensor operates and why it is used. A short quiz completes the activity.

In this learning activity you'll explore how an Exclusive-OR gate operates by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.

In this animated object, students view diagrams of the UJT as it is used in the relaxation oscillator circuit. Waveforms illustrate how the circuit operates through several time periods.

In this animated object, learners examine how a Hall-effect sensor operates. A short quiz completes the activity.

In this animated object, learners examine how an enclosed chambered metering system operates.

In this animated activity, learners observe how a viscometer operates.

In this animated object, learners examine the mechanical configuration of a three-way switch and how it operates in a circuit. They also view diagrams showing the use of an ohmmeter to determine the electrical connections.

In this learning activity you'll review how an OR gate operates using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.

In this animated activity, learners observe how a two-roll metering system operates.

In this learning activity you'll discover how the Eagle Power Roller control panel operates.